28000168

素因数分解:

$2^3\times 7^2\times {\mathrm{71429}}^1$

素因数の和:71449

約数の個数: 24

約数和(自身を含む): 61072650

約数和(自身を除く): 33072482

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 71429, 142858, 285716, 500003, 571432, 1000006, 2000012, 3500021, 4000024, 7000042, 14000084, 28000168]

約数ペア:

[(1, 28000168), (2, 14000084), (4, 7000042), (7, 4000024), (8, 3500021), (14, 2000012), (28, 1000006), (49, 571432), (56, 500003), (98, 285716), (196, 142858), (392, 71429)]